Written by an experienced teacher and examiner, cambridge igcse biology coursebook with cdrom third edition gives. Cambridge assessment international education cambridge. In some substances, particles are just single atoms. For living cells, the principle of the movement down a concentration gradient is the same, but there is one problem. Diffusion and osmosis igcse biology revision notes teaching.
Learn vocabulary, terms, and more with flashcards, games, and other study tools. Igcse grade 9 and grade 10 biology study notes, revision. Workbook isbn 9781107617932 teachers resource isbn. Plasma membrane is the outermost covering of the cell that separates the contents of the cell from its external environment. Tailored to follow the cie igcse biology specification, this ibooks textbook, produced by the stephen perse foundation, covers the cells and transport in cells sections of the new syllabus.
Biology there are six core practicals in the biology section of gcse combined science. Diffusion gcse biology triple aqa revision study rocket. Diffusion is the net movement of particles from an area of high concentration to an area of low concentration down the concentration gradient, as a result of their. Biology gcse and igcse question bank, questions for self. They move from a region where they are in high concentration to a region where they are in low concentration. For either paper, you need to be able to demonstrate a. Diffusion is a process fundamental to life no wonder then that its studied in gcse biology. Written by teachers for the cie igcse chemistry course. It can be observed only through an electron microscope. This can be viewed as a presentation or printed as a booklet. Dialysis allows small molecules to be removed from the blood. Diffusion definition and examples biology online dictionary. Make sure that your biology students are on the right track with this collection of handpicked revision resources.
This book has been written to prepare cambridge igcse biology students for both the practical paper and the alternative to practical paper. This booklet was produced to help students studying the cambridge igcse biology syllabus. The structures of different types of cells are related to their functions. June 2017 is the final examination series in which syllabus 0610 will be included in uk performance tables. See more fantastic resources made by save my exams today. Characteristics and classification of living organisms 1. What are the three differences between animal and plant cells. Biology is a subject within the natural science areas of learning in the curriculum, but has thematic links to other subjects across the curriculum. It is used in kidney dialysis machines to filter the blood. Biology igcse diffusion, osmosis and active transport. By undertaking the required prac tical activities, students will have the opportunity to experience all of the. Start studying biology igcse diffusion, osmosis and active transport. You may use an hb pencil for any diagrams or graphs.
Mar 16, 2018 a revision mat for the new aqa biology specification foundation. Free cie igcse biology revision notes designed by teachers for the 0610 0970 syllabus. In many substances, particles consist of 2 atoms joined together. Gcse biology covers the same six practicals as well as an additional two, to make up eight core practicals in total. A key difference is that igcse biology does not include practical course work, making it convenient for distance learners. Original material as cambridge university press 2014 as cambridge university press 2014 igcse biology. The smallest particle that cannot be broken down by chemical means is called an atom. Mark scheme for diffusion, brownian motion, solidsliquidsgases extended theory paper 2 topic questions from cie igcse chemistry past papers. It allows students to think of the factors which can affect the rate of diffusion. Pixl independence level 2 5 questions, 5 sentences, 5 words gcse biology photosynthesis instructions for each statement, use either the suggested website or your own text book to write a. Cie igcse chemistry exam revision with questions and model answers for diffusion, brownian motion, solids, liquids, gases 1.
Diffusion materials like oxygen, carbon dioxide and glucose enter and leave cells by diffusion. Read these instructions first write your centre number, candidate number and name on all the work you hand in. Igcse biology 0610 past papers about igcse biology syllabus with an emphasis on human biology, the cambridge igcse biology syllabus helps learners to understand the technological world in which they live, and take an informed interest in science and scientific developments. It is endorsed by cambridge international examinations for use with their exams. Biology questions and answers form 1 biology quizzes. You can find all edexcel biology igcse 4bi04bi1 paper 1 past papers and mark schemes below. Edexcel, a pearson company, is the uks largest awarding body, offering academic and vocational qualifications and testing to more than 25,000 schools, colleges.
Cambridge complete biology for cambridge igcse 2nd edition ebook pdf cell membrane is also called the plasma membrane. It covers the content being taught in year 10 and has questions for students to answer at the end of each section. With an emphasis on human biology, the cambridge igcse biology syllabus helps learners to understand the technological world in which they live, and take an informed interest in science and scientific developments. Osmosis and diffusion gcserevision, biology, cellactivity.
Diffusion movement of molecules, from a region of high concentration to a region of low concentration. Let mr thornton simplify how diffusion works its easy when you know how. Characteristics and classification of living organisms revision notes. Learners gain an understanding of the basic principles of biology through a mix of.
Other components of cambridge igcse biology, third edition. If you have any files that you want me to upload please send it to me at waelia. The international gcse biology is of the same level as a gcse and is examined by edexcel, one of the uks most trusted examination boards. Cambridge international examinations cambridge international general certificate of secondary education biology 061011 paper 1 multiple choice core mayjune 2016 45 minutes additional materials. Diffusion, brownian motion 1 model answers cie igcse. Cambridge international examinations cambridge international. Written by an experienced teacher and examiner, cambridge igcse biology coursebook with cdrom third edition gives comprehensive and accessible coverage of the syllabus content.
Gcse biology combined science sample questions 2 plants transport water and mineral ions from the roots to the leaves. Workbook isbn 9781107617932 teachers resource isbn 9781. Its also the movement of particles without a force. The movement of particles form an area of higher concentration to another area of lower concentration down a concentration gradient. These questions are more demanding and test interpretation of data i. Characteristics and classification of living organisms.
Diffusion, osmosis, and active transport practice questions. Igcse grade 9 and grade 10 biology actin and myosin. Multiple choice answer sheet soft clean eraser soft pencil type b or hb is recommended read these instructions first write in soft pencil. Classification and diversity of living organisms 2. C m y k cambridge igcse biology, third edition matches the requirements of the latest cambridge igcse biology. This document contains the required practical activities for the gcse biology qualification. Sections 15 correspond to the sections in gcse biology and igcse biology. Edexcel gcse 91 biology student book pdf free download. For example the gas argon, found in air, is made up of single argon atoms. Cambridge complete biology for cambridge igcse 2nd edition. Their concentration are often higher inside the root hair cell than in the soil, so the diffusion. Igcse biology chapter 3 movement in and out of cells.
With an emphasis on human biology, the cambridge igcse biology syllabus helps learners to understand the technological world in which they live, and take an informed interest in science and scientific. The complete biology for cambridge igcse online student book s stretching approach is trusted by teachers around the world to support advanced understanding and achievement. All cells are surrounded by a cell membrane which is partially permeable. Below we cover all the topics mentioned in the latest syllabus. This covers all the topics and modules for all specifications including 0610. Diffusion description diffusion in cells osmosis description parti. To get into or out of cells, dissolved substances have to cross the cell membranes. When you have completed the booklet collect a mark scheme. Mackean has 20 books on goodreads with 698 ratings. Suggestions for practical activities are included, designed to help develop the required experimental skills, with full guidance included on the cdrom. With plenty of engaging material, practice questions and practical ideas, digital edition contains everything your students need to succeed in cambridge igcse biology. Oxygen diffuses into cells, and the waste carbon dioxide diffuses out.
Dec 02, 2014 a secondary education revision video to help you pass your science gcse. Cambridge igcse biology, third edition matches the requirements of the latest cambridge igcse biology syllabus 0610. Igcse biology 2012 exam revision notes by samuel lees contents. Edexcel igcse revision notes written by tim filtness 5 the envelope is used to gain entry into host cells. Cambridge igcse biology textbook pdf by dg mackean and hayward.
Find out more about resource plus, a collection of additional teaching and learning resources which have recently been launched to support the delivery of key topics and skills in cambridge igcse biology. Biology 061043 paper 4 theory extended mayjune 2016 1 hour 15 minutes candidates answer on the question paper. Diffusion in physics is the movement of particles from an area of higher concentration to an area of lower concentration as driven by thermal energy. Biology 061061 paper 6 alternative to practical mayjune 2019 1 hour candidates answer on the question paper. Movement across membranes edexcel igcse biology revision. Diffusion and osmosis occur because molecules have kinetic energy. Track which tasks you complete by filling in your booklet and dating when you. Osmosis transport in cells edexcel gcse biology single. There are many occasions when cells need to take in substances which are only present in small quantities around them. The movement of molecules from a high concentration to a low concentration, against a concentration gradient, across a membrane. Gcse biology required practical activities practicals. Ppt and booklet covering diffusion, facilitated diffusion, osmosis and active transport. The small molecules move from a region of high concentration to a region of low concentration. Gcse biology is the study of living organisms and their structure, lifecycles, adaptations and environment.
Twenty per cent of the marks for cambridge igcse biology are for practical work. I take you through the concept of diffusion and then we look at three factors that affect the rate of diffusion. Molecules can move in and out of cells by diffusion or active transport. This document consists of 15 printed pages and 1 blank page. Do not use staples, paper clips, glue or correction fluid. Diffusion, osmosis, active transport there are two ways in which substances can enter or leave a cell. The syllabus is approved for use in england, wales and northern ireland as a cambridge international level 1level 2 certificate. The molecules would move randomly, and they would eventually become evenly distributed. Edexcel gcse 91 biology student book pdf free download this pdf book provides comprehensive coverage of the new edexcel international gcse 91 specification with progression, international. This revision mat includes, diagrams, exam questions graphs and lots of different style questions using the aqa specification. Year 10 and year 11 pupils need to understand the passive movement of molecules in areas of high concentration, through membranes to areas, of low concentration. Gcse diffusion revise the passive movement of molecules. Diffusion is the random movement of a substance from a region of high concentration to a region of low concentration ie. Osmosis movement of water molecules, across a partially permeable membrane, from a region of high concentration of water to a low concentration of water molecules it allows plants to.
June 2015 biology paper 5 practical test 061051 download paper download mark scheme. The information can be found in the pages of gcse biology and igcse biology. Root hair cells can absorb mineral ions by diffusion and active transport. Osmosis movement of water molecules, across a partially permeable membrane, from a region of high concentration of water to a low concentration of water molecules it allows plants to take in water through their roots.
The cell is surrounded by a cell membrane, which can restrict the free movement of the molecules this is a selective permeable membrane. Cambridge igcse biology coursebook third edition by cambridge. The cell is surrounded by a cell membrane, which can restrict the free movement of the. Biology 061021 paper 2 multiple choice extended mayjune 2019 45 minutes additional materials. Diffusion is when particles spread from an area of high concentration to an area of low concentration. Complete tasks to consolidate and extend your learning. Large number of root hair cells give a large surface area to the root. Cambridge igcse biology coursebook third edition by. June 2015 biology paper 2 core 061021 download paper download mark scheme. Name the process that plants use to move these minerals into root cells.
Biology notes form 1 pdf biology form 1 questions and. Diffusion the random net movement of molecules or ions, from a region of high concentration to a region of low concentration down the concentration gradient what are the factors that effect diffusion and what is their proportion. The capsid is a protein coat and is used to protect the genetic information and give the virus structure. In summary, biology deals with the study of origins, types, nature, growth, development, interactions and maintenance of all life forms on earth. Diffusion, brownian motion ext theory paper 2 cie igcse. Cambridge igcse biology teachers resource third edition by. Eventually there will be an even mixture of molecules, which is called an equilibrium. Nssco biology syllabus, nied 2018 2 2 rationale this syllabus describes the intended learning and assessment for biology in the nssc phase. June 2015 biology paper 3 extended 061031 download paper download mark scheme. The qualification supports progression to further study, with uptodate content reflecting the latest thinking in the subject.
January 2012 ms paper 1b edexcel biology igcse january 2012 qp paper 1b edexcel biology igcse. Igcse biology edexcel biology distance course oxford open. Diffusion is the random movement of a substance from a region of high concentration to a region of low concentration. The sheets could also be used for revision of the topic or as an assessment. Diffusion and osmosis igcse biology revision notes.
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